2 Kings 5:10
And Elisha sent a messenger unto him, saying, Go and wash in Jordan seven times, and thy flesh shall come again to thee, and thou shalt be clean.
Cross-reference
In 2 Kings 5:14, Naaman obeys and is healed — this is the immediate fulfillment of Elisha's command in the same story.
In 2 Kings 5:13, Naaman's servants argue for obeying the simple command — this reasoning leads to the healing.
2 Kings 2:21 records Elisha healing the water at Jericho — a similar miraculous command to the one given Naaman to wash in the Jordan.
Leviticus 14:7 prescribes sprinkling blood seven times for leprosy cleansing — a parallel ritual with the same number and purpose.
Numbers 19:19 commands sprinkling on the seventh day followed by washing — a direct parallel of washing and the number seven for purification.
In John 9:7, Jesus similarly sends a blind man to wash in Siloam for healing — a direct parallel to Elisha's command.
Luke 5:13 shows Jesus directly healing a leper by his word — a more direct healing than Elisha's command to wash, yet both involve cleansing.
Leviticus 14:16 involves sevenfold sprinkling of oil in the leprosy cleansing ritual — a similar pattern of sevenfold application.
Leviticus 14:51 uses sevenfold sprinkling with water and blood to cleanse a house — a parallel purification ritual but for a different object.
In Joshua 6:13-16, the priests circle Jericho seven times as commanded — both involve obediently following a seven-step ritual for deliverance.
Luke 5:5 shows Peter's obedient submission to Jesus' word despite failure — mirroring the simple command to wash that Naaman initially resisted.
Leviticus 16:14 commands sevenfold sprinkling of blood on the mercy seat for atonement — a parallel in number and ritual purification.
Leviticus 16:19 describes sevenfold sprinkling of blood to cleanse the altar — another parallel in sevenfold purification ritual.
Numbers 19:4 involves sevenfold sprinkling of blood toward the tent for purification from corpse defilement — a similar ritual pattern.